refactor: use confik instead of config

.vscode/settings.json

@@ -6,6 +6,7 @@
         "autoclean",
         "autoreload",
         "chrono",
+        "deadpool",
         "dotenv",
         "dotenvy",
         "graphiql",

Cargo.toml

@@ -21,7 +21,6 @@ members = [
   "databases/mysql",
   "databases/postgres",
   "databases/redis",
-  # "databases/sqlite",
   "docker",
   "forms/form",
   "forms/multipart-s3",
@@ -69,6 +68,9 @@ members = [
   "websockets/echo-actorless",
   "websockets/echo",
 ]
+exclude = [
+  "databases/sqlite",
+]
 
 [workspace.package]
 publish = false

databases/postgres/Cargo.toml

@@ -1,11 +1,11 @@
 [package]
-name = "async_pg"
+name = "db-postgres"
 version = "1.0.0"
 edition = "2021"
 
 [dependencies]
 actix-web.workspace = true
-config = "0.13"
+confik = "0.11"
 deadpool-postgres = { version = "0.12", features = ["serde"] }
 derive_more.workspace = true
 dotenvy.workspace = true

databases/postgres/src/config.rs

@@ -0,0 +1,23 @@
+use confik::Configuration;
+use serde::Deserialize;
+
+#[derive(Debug, Default, Configuration)]
+pub struct ExampleConfig {
+    pub server_addr: String,
+    #[confik(from = DbConfig)]
+    pub pg: deadpool_postgres::Config,
+}
+
+#[derive(Debug, Deserialize)]
+#[serde(transparent)]
+struct DbConfig(deadpool_postgres::Config);
+
+impl From<DbConfig> for deadpool_postgres::Config {
+    fn from(value: DbConfig) -> Self {
+        value.0
+    }
+}
+
+impl confik::Configuration for DbConfig {
+    type Builder = Option<Self>;
+}

databases/postgres/src/db.rs

@@ -0,0 +1,42 @@
+use deadpool_postgres::Client;
+use tokio_pg_mapper::FromTokioPostgresRow;
+
+use crate::{errors::MyError, models::User};
+
+pub async fn get_users(client: &Client) -> Result<Vec<User>, MyError> {
+    let stmt = include_str!("../sql/get_users.sql");
+    let stmt = stmt.replace("$table_fields", &User::sql_table_fields());
+    let stmt = client.prepare(&stmt).await.unwrap();
+
+    let results = client
+        .query(&stmt, &[])
+        .await?
+        .iter()
+        .map(|row| User::from_row_ref(row).unwrap())
+        .collect::<Vec<User>>();
+
+    Ok(results)
+}
+
+pub async fn add_user(client: &Client, user_info: User) -> Result<User, MyError> {
+    let _stmt = include_str!("../sql/add_user.sql");
+    let _stmt = _stmt.replace("$table_fields", &User::sql_table_fields());
+    let stmt = client.prepare(&_stmt).await.unwrap();
+
+    client
+        .query(
+            &stmt,
+            &[
+                &user_info.email,
+                &user_info.first_name,
+                &user_info.last_name,
+                &user_info.username,
+            ],
+        )
+        .await?
+        .iter()
+        .map(|row| User::from_row_ref(row).unwrap())
+        .collect::<Vec<User>>()
+        .pop()
+        .ok_or(MyError::NotFound) // more applicable for SELECTs
+}

databases/postgres/src/errors.rs

@@ -0,0 +1,25 @@
+use actix_web::{HttpResponse, ResponseError};
+use deadpool_postgres::PoolError;
+use derive_more::{Display, Error, From};
+use tokio_pg_mapper::Error as PGMError;
+use tokio_postgres::error::Error as PGError;
+
+#[derive(Debug, Display, Error, From)]
+pub enum MyError {
+    NotFound,
+    PGError(PGError),
+    PGMError(PGMError),
+    PoolError(PoolError),
+}
+
+impl ResponseError for MyError {
+    fn error_response(&self) -> HttpResponse {
+        match *self {
+            MyError::NotFound => HttpResponse::NotFound().finish(),
+            MyError::PoolError(ref err) => {
+                HttpResponse::InternalServerError().body(err.to_string())
+            }
+            _ => HttpResponse::InternalServerError().finish(),
+        }
+    }
+}

databases/postgres/src/main.rs

@@ -1,118 +1,30 @@
-mod config {
-    use serde::Deserialize;
-    #[derive(Debug, Default, Deserialize)]
-    pub struct ExampleConfig {
-        pub server_addr: String,
-        pub pg: deadpool_postgres::Config,
-    }
-}
+use actix_web::{web, App, Error, HttpResponse, HttpServer};
+use confik::{Configuration as _, EnvSource};
+use deadpool_postgres::{Client, Pool};
+use dotenvy::dotenv;
+use tokio_postgres::NoTls;
 
-mod models {
-    use serde::{Deserialize, Serialize};
-    use tokio_pg_mapper_derive::PostgresMapper;
+use crate::config::ExampleConfig;
 
-    #[derive(Deserialize, PostgresMapper, Serialize)]
-    #[pg_mapper(table = "users")] // singular 'user' is a keyword..
-    pub struct User {
-        pub email: String,
-        pub first_name: String,
-        pub last_name: String,
-        pub username: String,
-    }
-}
+mod config;
+mod db;
+mod errors;
+mod models;
 
-mod errors {
-    use actix_web::{HttpResponse, ResponseError};
-    use deadpool_postgres::PoolError;
-    use derive_more::{Display, From};
-    use tokio_pg_mapper::Error as PGMError;
-    use tokio_postgres::error::Error as PGError;
+use self::{errors::MyError, models::User};
 
-    #[derive(Display, From, Debug)]
-    pub enum MyError {
-        NotFound,
-        PGError(PGError),
-        PGMError(PGMError),
-        PoolError(PoolError),
-    }
-    impl std::error::Error for MyError {}
-
-    impl ResponseError for MyError {
-        fn error_response(&self) -> HttpResponse {
-            match *self {
-                MyError::NotFound => HttpResponse::NotFound().finish(),
-                MyError::PoolError(ref err) => {
-                    HttpResponse::InternalServerError().body(err.to_string())
-                }
-                _ => HttpResponse::InternalServerError().finish(),
-            }
-        }
-    }
-}
-
-mod db {
-    use deadpool_postgres::Client;
-    use tokio_pg_mapper::FromTokioPostgresRow;
-
-    use crate::{errors::MyError, models::User};
-
-    pub async fn get_users(client: &Client) -> Result<Vec<User>, MyError> {
-        let stmt = include_str!("../sql/get_users.sql");
-        let stmt = stmt.replace("$table_fields", &User::sql_table_fields());
-        let stmt = client.prepare(&stmt).await.unwrap();
-
-        let results = client
-            .query(&stmt, &[])
-            .await?
-            .iter()
-            .map(|row| User::from_row_ref(row).unwrap())
-            .collect::<Vec<User>>();
-
-        Ok(results)
-    }
-
-    pub async fn add_user(client: &Client, user_info: User) -> Result<User, MyError> {
-        let _stmt = include_str!("../sql/add_user.sql");
-        let _stmt = _stmt.replace("$table_fields", &User::sql_table_fields());
-        let stmt = client.prepare(&_stmt).await.unwrap();
-
-        client
-            .query(
-                &stmt,
-                &[
-                    &user_info.email,
-                    &user_info.first_name,
-                    &user_info.last_name,
-                    &user_info.username,
-                ],
-            )
-            .await?
-            .iter()
-            .map(|row| User::from_row_ref(row).unwrap())
-            .collect::<Vec<User>>()
-            .pop()
-            .ok_or(MyError::NotFound) // more applicable for SELECTs
-    }
-}
-
-mod handlers {
-    use actix_web::{web, Error, HttpResponse};
-    use deadpool_postgres::{Client, Pool};
-
-    use crate::{db, errors::MyError, models::User};
-
-    pub async fn get_users(db_pool: web::Data<Pool>) -> Result<HttpResponse, Error> {
+pub async fn get_users(db_pool: web::Data<Pool>) -> Result<HttpResponse, Error> {
     let client: Client = db_pool.get().await.map_err(MyError::PoolError)?;
 
     let users = db::get_users(&client).await?;
 
     Ok(HttpResponse::Ok().json(users))
-    }
+}
 
-    pub async fn add_user(
+pub async fn add_user(
     user: web::Json<User>,
     db_pool: web::Data<Pool>,
-    ) -> Result<HttpResponse, Error> {
+) -> Result<HttpResponse, Error> {
     let user_info: User = user.into_inner();
 
     let client: Client = db_pool.get().await.map_err(MyError::PoolError)?;
@@ -120,28 +32,17 @@ mod handlers {
     let new_user = db::add_user(&client, user_info).await?;
 
     Ok(HttpResponse::Ok().json(new_user))
-    }
 }
 
-use ::config::Config;
-use actix_web::{web, App, HttpServer};
-use dotenvy::dotenv;
-use handlers::{add_user, get_users};
-use tokio_postgres::NoTls;
-
-use crate::config::ExampleConfig;
-
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
     dotenv().ok();
 
-    let config_ = Config::builder()
-        .add_source(::config::Environment::default())
-        .build()
+    let config = ExampleConfig::builder()
+        .override_with(EnvSource::new())
+        .try_build()
         .unwrap();
 
-    let config: ExampleConfig = config_.try_deserialize().unwrap();
-
     let pool = config.pg.create_pool(None, NoTls).unwrap();
 
     let server = HttpServer::new(move || {

databases/postgres/src/models.rs

@@ -0,0 +1,11 @@
+use serde::{Deserialize, Serialize};
+use tokio_pg_mapper_derive::PostgresMapper;
+
+#[derive(Deserialize, PostgresMapper, Serialize)]
+#[pg_mapper(table = "users")] // singular 'user' is a keyword..
+pub struct User {
+    pub email: String,
+    pub first_name: String,
+    pub last_name: String,
+    pub username: String,
+}

databases/redis/Cargo.toml

@@ -8,8 +8,5 @@ actix-web.workspace = true
 
 env_logger.workspace = true
 log.workspace = true
-redis = { version = "0.24", default-features = false, features = [
-  "tokio-comp",
-  "connection-manager",
-] }
+redis = { version = "0.25", features = ["tokio-comp", "connection-manager"] }
 serde.workspace = true

databases/sqlite/Cargo.toml

@@ -3,13 +3,13 @@ name = "db-sqlite"
 version = "1.0.0"
 edition = "2021"
 
+# Do not use workspace deps as they this package isn't part of the workspace.
 [dependencies]
-actix-web.workspace = true
-
-env_logger.workspace = true
-futures-util.workspace = true
-log.workspace = true
+actix-web = "4"
+env_logger = "0.11"
+futures-util = { version = "0.3.17", default-features = false, features = ["std"] }
+log = "0.4"
 r2d2 = "0.8"
-r2d2_sqlite = "0.22"
-rusqlite = "0.29"
-serde.workspace = true
+r2d2_sqlite = "0.24"
+rusqlite = "0.31"
+serde = { version = "1", features = ["derive"] }

graphql/juniper-advanced/Cargo.toml

@@ -7,13 +7,10 @@ edition = "2021"
 actix-web.workspace = true
 actix-web-lab.workspace = true
 actix-cors.workspace = true
-
-juniper = "0.15.10"
-
+juniper = "0.16"
 mysql = "24"
 r2d2 = "0.8"
 r2d2_mysql = "24"
-
 dotenvy.workspace = true
 env_logger.workspace = true
 log.workspace = true

graphql/juniper/Cargo.toml

@@ -7,8 +7,6 @@ edition = "2021"
 actix-web.workspace = true
 actix-web-lab.workspace = true
 actix-cors.workspace = true
-
-juniper = "0.15.10"
-
+juniper = "0.16"
 env_logger.workspace = true
 log.workspace = true